/* フローティングナビゲーション用スタイル（JIS AA準拠） */
.jump-nav {
  position: fixed;
  right: 20px;
  bottom: 130px;
  width: 220px;
  z-index: 9999;
  font-family: sans-serif;
}

.jump-nav__button {
  width: 100%;
  background-color: #006934;
  color: #ffffff;
  border: 2px solid #004d26;
  padding: 12px 15px;
  font-weight: bold;
  font-size: 16px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-radius: 8px 8px 0 0;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.jump-nav__button[aria-expanded="false"] {
  border-radius: 8px;
}

.jump-nav__button:hover,
.jump-nav__button:focus {
  background-color: #004d26;
  outline: 4px solid #f98469; /* オレンジの強調枠 */
  outline-offset: 2px;
}

.jump-nav__button .icon-arrow {
  transition: transform 0.3s;
}

.jump-nav__button[aria-expanded="false"] .icon-arrow {
  transform: rotate(180deg);
}

.jump-nav__menu {
  background-color: #ffffff;
  border: 2px solid #006934;
  border-top: none;
  border-radius: 0 0 8px 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  max-height: 60vh;
  overflow-y: auto;
}

/* 閉じている状態は非表示 */
.jump-nav__button[aria-expanded="false"] + .jump-nav__menu {
  display: none;
}

.jump-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.jump-nav__item a {
  display: block;
  padding: 12px 15px;
  color: #333333;
  text-decoration: none;
  font-size: 14px;
  line-height: 1.4;
  border-bottom: 1px solid #eeeeee;
  transition: background-color 0.2s;
}

.jump-nav__item:last-child a {
  border-bottom: none;
}

.jump-nav__item a:hover,
.jump-nav__item a:focus {
  background-color: #f0f7f3;
  color: #006934;
  outline: 3px solid #f98469;
  outline-offset: -3px;
  text-decoration: underline;
}

@media screen and (max-width: 1023px) {
  .jump-nav {
    right: 10px;
    left: 10px;
    bottom: 10px;
    width: 60%;
  }
}